<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
	</head>
	<body>
		
	</body>
	
	<script>
		let bar = 1;
		let num = 3.14;
		
		let opt = '1';
		
		console.log(bar,typeof bar)
		console.log(num,typeof num)
		
		console.log(bar == opt)
		console.log(bar === opt)
		
		
	</script>
	
</html>
